Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun phosphorus

2 senses of phosphorus

Sense 1
phosphorus, P, atomic number 15 -- (a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms)
       => chemical element, element -- (any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter)

Sense 2
morning star, daystar, Phosphorus, Lucifer -- (a planet (usually Venus) seen just before sunrise in the eastern sky)
       => planet, major planet -- ((astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction)